Base | Representation |
---|---|
bin | 10000100111101101… |
… | …01110010010100000 |
3 | 212000212021202102220 |
4 | 20103312232102200 |
5 | 121233300001242 |
6 | 4033231511040 |
7 | 434056435332 |
oct | 102366562240 |
9 | 25025252386 |
10 | 8923047072 |
11 | 3869911375 |
12 | 1890388480 |
13 | ac2848b14 |
14 | 609103452 |
15 | 37357abec |
hex | 213dae4a0 |
8923047072 has 96 divisors (see below), whose sum is σ = 23776123392. Its totient is φ = 2929803264.
The previous prime is 8923047071. The next prime is 8923047137. The reversal of 8923047072 is 2707403298.
It is a tau number, because it is divible by the number of its divisors (96).
It is not an unprimeable number, because it can be changed into a prime (8923047071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2074428 + ... + 2078724.
It is an arithmetic number, because the mean of its divisors is an integer number (247667952).
Almost surely, 28923047072 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 8923047072, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11888061696).
8923047072 is an abundant number, since it is smaller than the sum of its proper divisors (14853076320).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
8923047072 is a wasteful number, since it uses less digits than its factorization.
8923047072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4630 (or 4622 counting only the distinct ones).
The product of its (nonzero) digits is 169344, while the sum is 42.
The square root of 8923047072 is about 94461.8815819376. The cubic root of 8923047072 is about 2074.1383810929.
The spelling of 8923047072 in words is "eight billion, nine hundred twenty-three million, forty-seven thousand, seventy-two".
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